1255-8627A7 Mercury MerCruiser Oil Bottle | Genuine Quicksilver OEM Part

🔧 Product Description

Genuine Quicksilver Oil Tank Assembly - Part Number: 1255-8627A7

A genuine Quicksilver oil tank assembly used on Mercury and Mariner 3-cylinder 2-stroke oil-injection outboards. This tank is part of the engine-mounted oil injection system and is used on 70HP, 75HP, 80HP and 90HP 3-cylinder models where the oil injection components diagram specifies 1255-8627A7.

⚙️ Key Features

• Genuine Quicksilver OEM oil tank assembly

• Correct Mercury part number 1255-8627A7

• Used on Mercury / Mariner 3-cylinder 2-stroke oil-injection engines

• Supersedes earlier 1255-8627A5 and 1255-8627A6 references

• Includes the oil tank assembly body for the under-cowl oil injection system

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 1255-8627A7 → Supersedes 1255-8627A6

• 1255-8627A6 → Supersedes 1255-8627A5

• 1255-8627A5 earlier OEM oil tank assembly reference

OEM / Related Numbers:

• 1255-8627A7

• 8627A7

• 12558627A7

• 1255-8627A6

• 8627A6

• 1255-8627A5

• 8627A5

• 99160001 related upper oil tank boot

• 87-44452A1 related oil test switch assembly

• 36-42653A3 related oil tank cap assembly

• 27-42999T related cap gasket

• 87-12886A6 related oil tank switch assembly

• 42959A2 related oil pump assembly

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• Mercury / Mariner 3-cylinder 2-stroke oil injection systems

• Under-cowl oil tank assemblies for mid-range Mercury / Mariner carbureted outboards

Typically suits:

• Engine models:

• Mercury 70HP 3-cylinder - serial 0A996142 to 0B240450

• Mercury 70HP 3-cylinder - serial 0B240451 to 0C221999

• Mercury 75HP 3-cylinder - serial 0A996142 to 0B240450

• Mercury 75HP 3-cylinder - serial 0B240451 to 0C221999

• Mercury 75HP 3-cylinder - serial 0C222000 to 0D283221

• Mercury 80HP 3-cylinder - serial 0A996142 to 0B240450

• Mercury 80HP 3-cylinder - serial 0B240451 to 0C221999

• Mercury 90HP 3-cylinder - serial 0A996142 to 0B240450

• Mercury 90HP 3-cylinder - serial 0B240451 to 0C221999

• Mercury 90HP 3-cylinder - serial 0C222000 to 0D283221

• Mercury 90HP 3-cylinder Belgium-built applications - serial 9483121 to 9506480

• Mariner 70HP 3-cylinder 2-stroke oil injection applications where 1255-8627A7 is specified

• Mariner 75HP 3-cylinder 2-stroke oil injection applications where 1255-8627A7 is specified

• Mariner 80HP 3-cylinder 2-stroke oil injection applications where 1255-8627A7 is specified

• Mariner 90HP 3-cylinder 2-stroke oil injection applications where 1255-8627A7 is specified

• HP Range: commonly 70HP - 90HP

• Engine Type: Mercury / Mariner 3-cylinder 2-stroke oil-injected outboard

• System Type: Oil injection tank assembly

🔌 Function

The oil tank stores and supplies 2-stroke oil to the engine's oil injection system. It works with the cap, oil level switch, pump and related oil lines to maintain oil delivery to the engine.

Common signs of failure:

• Oil leaking from the tank body or cap area

• Oil level warning caused by a damaged tank or switch area

• Cracked, discoloured or brittle oil tank plastic

• Loose or broken tank mounting points

• Contamination inside the oil tank

📦 Condition

• Genuine Quicksilver part

• Brand new

• Supplied in original or equivalent packaging